From: Russell King - ARM Linux <linux@arm.linux.org.uk>
To: Pranith Kumar <bobby.prani@gmail.com>
Cc: Arnd Bergmann <arnd@arndb.de>,
"moderated list:ARM PORT" <linux-arm-kernel@lists.infradead.org>,
open list <linux-kernel@vger.kernel.org>
Subject: Re: [RFC PATCH] arm: asm/cmpxchg.h: Add support half-word xchg()
Date: Wed, 25 Feb 2015 17:38:27 +0000 [thread overview]
Message-ID: <20150225173827.GH8656@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <CAJhHMCA74zi3qeAYTUKMsbVzxhggpzRzYKahj2WWApJ6g=hkLw@mail.gmail.com>
On Wed, Feb 25, 2015 at 12:34:35PM -0500, Pranith Kumar wrote:
> On Wed, Feb 25, 2015 at 12:14 PM, Russell King - ARM Linux
> <linux@arm.linux.org.uk> wrote:
> > Actually, I think we ought to get rid of __bad_xchg() so that cases
> > like this cause a link error instead of a runtime error, just like we
> > do in other cases as well.
> >
> > That's something that goes back ages (it used to be called something
> > like invalidptr in 2.0 kernels...)
>
> That sounds like a good idea. I will cook up a patch doing this.
I've just removed it on my build system's tree, and we'll see tomorrow
morning how it fairs. If it spits out a lot of errors, we won't be
able to remove it.
--
FTTC broadband for 0.8mile line: currently at 10.5Mbps down 400kbps up
according to speedtest.net.
next prev parent reply other threads:[~2015-02-25 17:38 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-25 15:36 Pranith Kumar
2015-02-25 15:58 ` Arnd Bergmann
2015-02-25 16:11 ` Pranith Kumar
2015-02-25 16:21 ` Arnd Bergmann
2015-02-25 17:14 ` Russell King - ARM Linux
2015-02-25 17:34 ` Pranith Kumar
2015-02-25 17:38 ` Russell King - ARM Linux [this message]
2015-02-25 17:29 ` Pranith Kumar
2015-02-25 17:02 ` Russell King - ARM Linux
2015-02-25 17:32 ` Pranith Kumar
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20150225173827.GH8656@n2100.arm.linux.org.uk \
--to=linux@arm.linux.org.uk \
--cc=arnd@arndb.de \
--cc=bobby.prani@gmail.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®